Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '0106ee125d15291acaf5ebf3ae954ac3e031ae1045bf779473a634fbd3969ba0' 
  AND token = '1O/fVwpWF/0GI8Hns/r3qGN0pFwfwtSJNcrW2fFAwxQ=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}